The Linux command-line cheat sheet

This select set of Linux commands can help you master the command line and speed up your use of the operating system.

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Summary :

When coming up to speed as a Linux user, it helps to have a cheat sheet that can help introduce you to some of the more useful commands.
[ Also see: Invaluable tips and tricks for troubleshooting Linux ]Getting familiar with your accountThese commands will help new Linux users become familiar with their Linux accounts.
Command Function Example chmod Changes file permissions (who can read it, whether it can be executed, etc.)
Command Function Example cd With no arguments, takes you to your home directory.
Command Function Example systemctl The systemctl command can start, stop, restart and reload services.